() Draw the project network. (i) Find the expected duration and variance for each activity. (ii) What is the expected project length and standard deviation? (iv) What is the probability that the project will be completed 3 weeks later than the expected time?

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
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ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter5: Analysis Of Convection Heat Transfer
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A small project is composed of 7 activities whose time estimates are listed in the table below.
Activities are identified by their beginning and ending node numbers.
Activity
1-2
1-3
1-4
2-5 3-5 4-6 5-6
Time
Optimistic
1
3
Estimates
Most Likely
1
4.
1
6.
(weeks)
Pessimistic
7.
7.
1
14
8
15
(1)
Draw the project network.
(i)
Find the expected duration and variance for each activity.
(ii)
What is the expected project length and standard deviation?
(iv)
What is the probability that the project will be completed 3 weeks later than the expected time?
2.
2.
1-
22
8.
1.
Transcribed Image Text:A small project is composed of 7 activities whose time estimates are listed in the table below. Activities are identified by their beginning and ending node numbers. Activity 1-2 1-3 1-4 2-5 3-5 4-6 5-6 Time Optimistic 1 3 Estimates Most Likely 1 4. 1 6. (weeks) Pessimistic 7. 7. 1 14 8 15 (1) Draw the project network. (i) Find the expected duration and variance for each activity. (ii) What is the expected project length and standard deviation? (iv) What is the probability that the project will be completed 3 weeks later than the expected time? 2. 2. 1- 22 8. 1.
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